Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Nabalus roanensis
FAMILY
Asteraceae_
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Like N. cylindricus, this species has a narrow, cylindrical inflorescence, with drooping flowers Read more at Vascular Plants of North Carolina.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Prenanthes roanensis
FAMILY
Asteraceae_
INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Nabalus roanensis
INCLUDED WITHIN Flora of North America north of Mexico, vol. 19-20-21 (2006)
Prenanthes roanensis
INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)
Prenanthes roanensis
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-06-004:
Prenanthes roanensis FAMILY Asteraceae_
INCLUDED WITHIN Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Prenanthes cylindrica
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Nabalus roanensis
COMMON NAME:
Roan Mountain Rattlesnake-root, Appalachian Rattlesnake-root
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm0407u_32
July Mitchell County NC
The Roan Highlands
)
Jeff Ausmus jma_4455
September Sevier County NC
Great Smoky Mountains National Park
)
Jeff Ausmus jma_4455b
September Sevier County NC
Great Smoky Mountains National Park
Inflorescence cylindric, thyrsoid, the branches very short, per Weakley's Flora (2020).
)
Jeff Ausmus jma_4456
September Sevier County NC
Great Smoky Mountains National Park
The involucres have some long spreading hairs and black-tipped bracts, per Wildflowers of the Southern Mountains (Smith, 1998).
COMPARE
involucral bracts of Rattlesnake-root
)
Jeff Ausmus jma_4457
September Sevier County NC
Great Smoky Mountains National Park
Pollinator at work.
)
Jeff Ausmus jma_4459
September Sevier County NC
Great Smoky Mountains National Park
Leaves hastate [without additional lobes]; margins dentate, per Weakley's Flora (2020).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Nabalus roanensis
FAMILY
Asteraceae_
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Prenanthes roanensis
FAMILY
Asteraceae_
INCLUDED WITHIN
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Nabalus roanensis
INCLUDED WITHIN
Flora of North America north of Mexico, vol. 19-20-21
Prenanthes roanensis
INCLUDED WITHIN
Floristic Synthesis of North America (Kartesz, 1999)
Prenanthes roanensis
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-06-004:
Prenanthes roanensis
FAMILY
Asteraceae_
INCLUDED WITHIN
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Prenanthes cylindrica
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Nabalus roanensis
1152
Forb
Perennial
Habitat: Mountain forests, grassy balds, at high elevations, per Weakley's Flora
Native to North Carolina
Uncommon in NC Mountains
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)
LEAVES:
Simple
Alternate, reduced upward
FLOWER:
Summer/Fall
Rays: Yellowish-white
Disc: Absent
Inferior ovary
Ray flowers bisexual
FRUIT:
Summer/Fall
Reddish-brown
Achene
TO LEARN MORE about this plant, look it up in a good book!
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p287
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p368
- Wildflowers of the Southern Mountains (Smith, 1998) p173
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
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